Improved hotiling-machine



KENISTON & SAWYER Coffee Cleaner.

Patented Oct "-PETERS, FHOTO-LITMOGRAPMEH, WASHING UN. 11C.

erville, Middlesex county, ton, Suffolk county,

chines for hulling rice, co berries; and consists in wheel with grooves, aroun is a curved stripper, formed ends of which stand concentric the wheel, the stripper being attached to segmental blocks, which are made adjustable with respect to the adjacent surface of the \v heel, whil'e the wheel itself is'mounted in bearings which are made capable of a vertical yielding motion.

The drawings represent a machine embodying the invention.

A shows the machine partly partly in side elevation.

11B is a vertical central cross-section of the ma in action against the grams c me. adenotes a frame or case, upon the top of which are two bearings, b, in whic of a rotary metal or metal-surfaced wheel or cylinder, 0. Y

The upper half of the wheelis-eovered by a shell, in which is a mouth or spout, e, for introducing be hulled to the surface of the wheel 0.

On the upper part of this shell are segmental metal ch applied to the end of a screw, g,

plate being pressed down- 7 grain to plates, f, ea passes through a bar, h, each ward by a spring, i. r

Near the opposite ends of each'plate areset-screws k, which work through screw-threads in the plate, the endof each screwacting against of the side-plates l of the To the under surface ofthe plates f is secured a teeth n, the ends of which (when the machine is in operation) are concentric with the axis of the wheel The peripheral surface of the wheel 0 is formed with transverse serrations or grooves,

of the wheel, in the latter' view, being represented in elevation.) The bearings b, of the wheel, are made adjustable and are preferably supported on springs being carried permanently down by turnso asto prevent or limit its as the screws pass loosely stripper-card, m, having 1), the wheel upward movement, while,

CHARLES KENISTON,

ORS TO JOHN '1.

OF SOMERVILLE, AND J. H. SAlVYER, OF

Letters Patent No. 95,485, dated October 5, 1869.

IMPROVED HULLING-MACHINB.

The Schedule referred to in these Letters Patent and making part of the To all whom it may concern: 4

GnAIiLns Knsrsron, of Somand J. H. SAWYER, of Bosall in the State of- Massachusetts, have invented an Improvement in Hulling-Machines; and we do hereby declare that the following, taken in connection with the drawi form part of this specifi invention sutficient to eua to practise it.

The invention relates to theoonstruotion of matfee, and other grains or. forming the periphery of a d part of which periphery with stripping-teeth, the

Be it known that we,

at B, (the lowerhali vertically,

in down the screws or ngs which accompany and cation, is a description of our ble those skilled in the art 11 is journalled the axis shell (I.

through the ears 1 of the be pressed down, the springs 11 when relieved from pressure.

Vhen the machine ismounted in its bearings, the

placed over it without the se rimeter of the side-plates l, stripper-card being thereby so as to, leave a-n'arrow space with the periphery of and grain being then fed in grains or seeds will drop upon and into the grooves thereof, the teeth of the wheel, the l in vertical sectiomand hulled grains and the bulls which they are delivered mechanism.

The springs i permit To prevent the wheel from fast, a gauge or throat-piece,

the spout c, and in front of throat piece gauging the which titles to be introduced to the from the hulls.

the perin'ieter of one teeth, the segmental plates the wheel with the grooves.

I paratus is made,

inexpensive and operation.

set up,

BOSTON, ASSIGN- IRINGE, OF BOSTON, MASSACHUSETTS.

same.

arings, the wheel can b returning it to positi n hearings being screwed down nearly to their position, and the shell is then gi nent-plates f.

The plates f,.with the stripper-card attached to them, are then placed upon the wheel, the card-teeth resting on the periphery of thewheel, and the screws k are then set so that their ends abut against the pcthe acting-surface of the adjusted in concentric position with reference to the periphery of the wheel 0.

The bearing-screws q are-now turned down slightly,

between the peripheral surface of the wheel and the ends of the card-teeth, to allow the grains to be carried throughby the wheel,

at the spout c, and the wheel being rotated in the direction of the arrow, the

the surface of the'wheel, and, being carried on by iulls will be rasped, and

rubbed, and torn off by the card-teeth, the concentri city of which will cause the whole surth-ce to he kept carried under them, the

falling into the case a, from and separated by any suitable the segment-plates f to yield to any obstructions which may force in or collect between thewheel and the stripper.

taking up the grains too 5, is fixed to the under surface ofthe first segmental 'plate, just adjacent to the strippe1-'-teeth, this amount of grain taken by. the teeth of the wheel, and only permitting such quan- 'action of the stripper as may be advantageously acted upon to remove there'- Instead of constructing the stripperrcard with cardmay have attached to in hnlling colfee, and

the hullsfro'in rice.

By this construction'of the machine, a hulling-apwhich is very enduring and efl'ective, to build, and simple in its arrangement the wheel-is first Wedisclaim anything shown in.the patent of R. and J. E. Anderson, dated October 30, 1855; nor do we claim the use of yielding stripper-plates, of themselves, nor When combined with a cylinder having stationary bearings but W hat we claim, and desire to secure by Letters Patent, isi The adjustably-jonrnalled serrated wheel 0, in combination with the yielding and adjustable segmental stripper-plates f, provided with metal teeth, substantially as described, and arranged together and operated as and for the purpose herein set forth.

In testimony whereof, we have hereto set our signatures.

CHARLES KENISTON. J. H. SAWYER.

W'itnessesE FRANCIS GOULD, J. B. CROSBY. 

